function ss() {
    (function () {
        let uu = document.querySelector("#nav ul")

        fetch("http://chst.vip:1234/api/getsitenav")
            .then(body => body.json())
            .then(res => {
                let html = ""
                console.log(res);
                res.result.forEach(item=>{
                    html +=`
                    <li>
                        <a href=""><img src="${item.navImg}" alt=""></a>
                        <span>${item.navTitle}</span>
                    </li> 
                    `
                })
                uu.innerHTML=html
            })
    })()
}